A person who God considers spiritually unacceptable or defiled is spoken of as if the person were physically unclean. (See: [[rc://en/ta/man/translate/figs-metaphor]])
This refers to someone touching a dead body. Alternate translation: "because you have touched a dead body" (See: [[rc://en/ta/man/translate/figs-explicit]])
Here the word "keep" means to observe. Alternate translation: "observe the Passover" or "celebrate the Passover" (See: [[rc://en/ta/man/translate/figs-idiom]])